45667382181 has 8 divisors (see below), whose sum is σ = 61448465760. Its totient is φ = 30165610032.

The previous prime is 45667382179. The next prime is 45667382269. The reversal of 45667382181 is 18128376654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45667382181 - 2¹ = 45667382179 is a prime.

It is a super-2 number, since 2×45667382181² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45667382381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69827475 + ... + 69828128.

It is an arithmetic number, because the mean of its divisors is an integer number (7681058220).

Almost surely, 2^45667382181 is an apocalyptic number.

It is an amenable number.

45667382181 is a deficient number, since it is larger than the sum of its proper divisors (15781083579).

45667382181 is a wasteful number, since it uses less digits than its factorization.

45667382181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139655715.

The product of its digits is 1935360, while the sum is 51.

The spelling of 45667382181 in words is "forty-five billion, six hundred sixty-seven million, three hundred eighty-two thousand, one hundred eighty-one".